Tom Duerbusch wrote:

>If I have a 31 bit guest, do all my pages reside below the line or will
>CP do it's magic, so the pages can exist above the line (except for I/O
>and some other functions).

The pages can exist above 2GB (host real memory) and CP will do its magic.

>I have a dozen 31 bit SLES9 images.  I will be having some 64 bit SLES9
>images.  From the viewpoint of managing storage below the line, would it
>be better to convert more images to 64 bit?

No.

>I think pages for 31 bit guests can reside anywhere in 64 bit storage,
>but I just want some conformation.

This is your confirmation e-mail.

Freundliche Gruesse,
Klaus Bergmann
Linux Architecture and Performance, IBM Lab Boeblingen

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